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| Part Number | Manufacturer | Description | RFQ |
|---|---|---|---|
| PS2561-4-V | CEL (California Eastern Laboratories) | OPTOISOLATOR 5KV 4CH TRANS 16DIP | |
| PS2561-4-V-A | CEL (California Eastern Laboratories) | OPTOISOLATOR 5KV 4CH TRANS 16DIP | |
| PS2561-4-A | CEL (California Eastern Laboratories) | OPTOISOLATOR 5KV 4CH TRANS 16DIP |
| Replacement Part Number | Repl. Mfr | Description | Reference Type |
|---|---|---|---|
| ILQ1 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel) | Pin-to-Pin Replacement |
| ILQ1615-1 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel), 110 °C Rated | Compatible Equivalent |
| ILQ1615-2 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel), 110 °C Rated | Compatible Equivalent |
| ILQ1615-3 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel), 110 °C Rated | Compatible Equivalent |
| ILQ1615-4 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel), 110 °C Rated | Compatible Equivalent |
| ILQ2 Cross Reference | Vishay | Info source: CEL web-site | Pin-to-Pin Replacement |
| ILQ3-1 Cross Reference | Vishay | Optocoupler, Photodarlington Output (Single, Dual, Quad Channel) | Compatible Equivalent |
| ILQ615-1 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel) | Compatible Equivalent |
| ILQ615-2 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel) | Compatible Equivalent |
| ILQ615-3 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel) | Compatible Equivalent |
| ILQ615-4 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel) | Compatible Equivalent |
| ILQ621 Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel) | Functional Equivalent |
| ILQ621GB Cross Reference | Vishay | Optocoupler, Phototransistor Output (Dual, Quad Channel) | Functional Equivalent |
| ILQ74 Cross Reference | Vishay | Info source: CEL web-site | Compatible Equivalent |
| LTV-846 Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| LTV-846-B Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| LTV-846-C Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| LTV-846-V Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| LTV-846-V-B Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| LTV-846-V-C Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| LTV-847 Cross Reference | Lite-On | HIgh Density Mounting Type Photocoupler | Compatible Equivalent |
| LTV-847-B Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| LTV-847-C Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| LTV-847-V Cross Reference | Lite-On | HIgh Density Mounting Type Photocoupler | Compatible Equivalent |
| LTV-847-V-B Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| LTV-847-V-C Cross Reference | Lite-On | Info source: CEL web-site | Compatible Equivalent |
| PC847 Cross Reference | SHARP | High Density Mounting Type Photocoupler | Functional Equivalent |
| PC8Q66 Cross Reference | SHARP | Low Driving Current Type Photocoupler | Functional Equivalent |
| TCET4100 Cross Reference | Vishay | Optocoupler With Phototransistor Output | Compatible Equivalent |
| TLP621-4 Cross Reference | Toshiba | PROGRAMMABLE CONTROLLER AC / DC-INPUT MODULE SOLID STATE RELAY | Compatible Equivalent |
| TLP621-4(GB) Cross Reference | Toshiba | Info source: CEL web-site | Compatible Equivalent |
| TLP624-4 Cross Reference | Toshiba | Info source: CEL web-site | Compatible Equivalent |
| TLP624-4(BV) Cross Reference | Toshiba | Info source: CEL web-site | Compatible Equivalent |
There are 33 cross reference alternative products totally about PS2561-4-A : 2 Pin-to-Pin Replacement and 27 Compatible Equivalent and 4 Functional Equivalent , Replacement Manufacturers include : Vishay Cross Reference Lite-On Cross Reference SHARP Cross Reference Toshiba Cross Reference